+// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2014-2017 B.A.T.M.A.N. contributors:
*
* Linus Lüssing
#include <linux/byteorder/generic.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
-#include <linux/fs.h>
+#include <linux/gfp.h>
#include <linux/icmpv6.h>
#include <linux/if_bridge.h>
#include <linux/if_ether.h>
static void batadv_mcast_mla_update(struct work_struct *work);
/**
- * batadv_mcast_start_timer - schedule the multicast periodic worker
+ * batadv_mcast_start_timer() - schedule the multicast periodic worker
* @bat_priv: the bat priv with all the soft interface information
*/
static void batadv_mcast_start_timer(struct batadv_priv *bat_priv)
}
/**
- * batadv_mcast_get_bridge - get the bridge on top of the softif if it exists
+ * batadv_mcast_get_bridge() - get the bridge on top of the softif if it exists
* @soft_iface: netdev struct of the mesh interface
*
* If the given soft interface has a bridge on top then the refcount
}
/**
- * batadv_mcast_mla_softif_get - get softif multicast listeners
+ * batadv_mcast_mla_softif_get() - get softif multicast listeners
* @dev: the device to collect multicast addresses from
* @mcast_list: a list to put found addresses into
*
}
/**
- * batadv_mcast_mla_is_duplicate - check whether an address is in a list
+ * batadv_mcast_mla_is_duplicate() - check whether an address is in a list
* @mcast_addr: the multicast address to check
* @mcast_list: the list with multicast addresses to search in
*
}
/**
- * batadv_mcast_mla_br_addr_cpy - copy a bridge multicast address
+ * batadv_mcast_mla_br_addr_cpy() - copy a bridge multicast address
* @dst: destination to write to - a multicast MAC address
* @src: source to read from - a multicast IP address
*
}
/**
- * batadv_mcast_mla_bridge_get - get bridged-in multicast listeners
+ * batadv_mcast_mla_bridge_get() - get bridged-in multicast listeners
* @dev: a bridge slave whose bridge to collect multicast addresses from
* @mcast_list: a list to put found addresses into
*
}
/**
- * batadv_mcast_mla_list_free - free a list of multicast addresses
+ * batadv_mcast_mla_list_free() - free a list of multicast addresses
* @mcast_list: the list to free
*
* Removes and frees all items in the given mcast_list.
}
/**
- * batadv_mcast_mla_tt_retract - clean up multicast listener announcements
+ * batadv_mcast_mla_tt_retract() - clean up multicast listener announcements
* @bat_priv: the bat priv with all the soft interface information
* @mcast_list: a list of addresses which should _not_ be removed
*
}
/**
- * batadv_mcast_mla_tt_add - add multicast listener announcements
+ * batadv_mcast_mla_tt_add() - add multicast listener announcements
* @bat_priv: the bat priv with all the soft interface information
* @mcast_list: a list of addresses which are going to get added
*
}
/**
- * batadv_mcast_has_bridge - check whether the soft-iface is bridged
+ * batadv_mcast_has_bridge() - check whether the soft-iface is bridged
* @bat_priv: the bat priv with all the soft interface information
*
* Checks whether there is a bridge on top of our soft interface.
}
/**
- * batadv_mcast_querier_log - debug output regarding the querier status on link
+ * batadv_mcast_querier_log() - debug output regarding the querier status on
+ * link
* @bat_priv: the bat priv with all the soft interface information
* @str_proto: a string for the querier protocol (e.g. "IGMP" or "MLD")
* @old_state: the previous querier state on our link
}
/**
- * batadv_mcast_bridge_log - debug output for topology changes in bridged setups
+ * batadv_mcast_bridge_log() - debug output for topology changes in bridged
+ * setups
* @bat_priv: the bat priv with all the soft interface information
* @bridged: a flag about whether the soft interface is currently bridged or not
* @querier_ipv4: (maybe) new status of a potential, selected IGMP querier
}
/**
- * batadv_mcast_flags_logs - output debug information about mcast flag changes
+ * batadv_mcast_flags_logs() - output debug information about mcast flag changes
* @bat_priv: the bat priv with all the soft interface information
* @flags: flags indicating the new multicast state
*
}
/**
- * batadv_mcast_mla_tvlv_update - update multicast tvlv
+ * batadv_mcast_mla_tvlv_update() - update multicast tvlv
* @bat_priv: the bat priv with all the soft interface information
*
* Updates the own multicast tvlv with our current multicast related settings,
}
/**
- * __batadv_mcast_mla_update - update the own MLAs
+ * __batadv_mcast_mla_update() - update the own MLAs
* @bat_priv: the bat priv with all the soft interface information
*
* Updates the own multicast listener announcements in the translation
}
/**
- * batadv_mcast_mla_update - update the own MLAs
+ * batadv_mcast_mla_update() - update the own MLAs
* @work: kernel work struct
*
* Updates the own multicast listener announcements in the translation
}
/**
- * batadv_mcast_is_report_ipv4 - check for IGMP reports
+ * batadv_mcast_is_report_ipv4() - check for IGMP reports
* @skb: the ethernet frame destined for the mesh
*
* This call might reallocate skb data.
}
/**
- * batadv_mcast_forw_mode_check_ipv4 - check for optimized forwarding potential
+ * batadv_mcast_forw_mode_check_ipv4() - check for optimized forwarding
+ * potential
* @bat_priv: the bat priv with all the soft interface information
* @skb: the IPv4 packet to check
* @is_unsnoopable: stores whether the destination is snoopable
}
/**
- * batadv_mcast_is_report_ipv6 - check for MLD reports
+ * batadv_mcast_is_report_ipv6() - check for MLD reports
* @skb: the ethernet frame destined for the mesh
*
* This call might reallocate skb data.
}
/**
- * batadv_mcast_forw_mode_check_ipv6 - check for optimized forwarding potential
+ * batadv_mcast_forw_mode_check_ipv6() - check for optimized forwarding
+ * potential
* @bat_priv: the bat priv with all the soft interface information
* @skb: the IPv6 packet to check
* @is_unsnoopable: stores whether the destination is snoopable
}
/**
- * batadv_mcast_forw_mode_check - check for optimized forwarding potential
+ * batadv_mcast_forw_mode_check() - check for optimized forwarding potential
* @bat_priv: the bat priv with all the soft interface information
* @skb: the multicast frame to check
* @is_unsnoopable: stores whether the destination is snoopable
}
/**
- * batadv_mcast_forw_want_all_ip_count - count nodes with unspecific mcast
+ * batadv_mcast_forw_want_all_ip_count() - count nodes with unspecific mcast
* interest
* @bat_priv: the bat priv with all the soft interface information
* @ethhdr: ethernet header of a packet
}
/**
- * batadv_mcast_forw_tt_node_get - get a multicast tt node
+ * batadv_mcast_forw_tt_node_get() - get a multicast tt node
* @bat_priv: the bat priv with all the soft interface information
* @ethhdr: the ether header containing the multicast destination
*
}
/**
- * batadv_mcast_forw_ipv4_node_get - get a node with an ipv4 flag
+ * batadv_mcast_forw_ipv4_node_get() - get a node with an ipv4 flag
* @bat_priv: the bat priv with all the soft interface information
*
* Return: an orig_node which has the BATADV_MCAST_WANT_ALL_IPV4 flag set and
}
/**
- * batadv_mcast_forw_ipv6_node_get - get a node with an ipv6 flag
+ * batadv_mcast_forw_ipv6_node_get() - get a node with an ipv6 flag
* @bat_priv: the bat priv with all the soft interface information
*
* Return: an orig_node which has the BATADV_MCAST_WANT_ALL_IPV6 flag set
}
/**
- * batadv_mcast_forw_ip_node_get - get a node with an ipv4/ipv6 flag
+ * batadv_mcast_forw_ip_node_get() - get a node with an ipv4/ipv6 flag
* @bat_priv: the bat priv with all the soft interface information
* @ethhdr: an ethernet header to determine the protocol family from
*
}
/**
- * batadv_mcast_forw_unsnoop_node_get - get a node with an unsnoopable flag
+ * batadv_mcast_forw_unsnoop_node_get() - get a node with an unsnoopable flag
* @bat_priv: the bat priv with all the soft interface information
*
* Return: an orig_node which has the BATADV_MCAST_WANT_ALL_UNSNOOPABLES flag
}
/**
- * batadv_mcast_forw_mode - check on how to forward a multicast packet
+ * batadv_mcast_forw_mode() - check on how to forward a multicast packet
* @bat_priv: the bat priv with all the soft interface information
* @skb: The multicast packet to check
* @orig: an originator to be set to forward the skb to
}
/**
- * batadv_mcast_want_unsnoop_update - update unsnoop counter and list
+ * batadv_mcast_want_unsnoop_update() - update unsnoop counter and list
* @bat_priv: the bat priv with all the soft interface information
* @orig: the orig_node which multicast state might have changed of
* @mcast_flags: flags indicating the new multicast state
}
/**
- * batadv_mcast_want_ipv4_update - update want-all-ipv4 counter and list
+ * batadv_mcast_want_ipv4_update() - update want-all-ipv4 counter and list
* @bat_priv: the bat priv with all the soft interface information
* @orig: the orig_node which multicast state might have changed of
* @mcast_flags: flags indicating the new multicast state
}
/**
- * batadv_mcast_want_ipv6_update - update want-all-ipv6 counter and list
+ * batadv_mcast_want_ipv6_update() - update want-all-ipv6 counter and list
* @bat_priv: the bat priv with all the soft interface information
* @orig: the orig_node which multicast state might have changed of
* @mcast_flags: flags indicating the new multicast state
}
/**
- * batadv_mcast_tvlv_ogm_handler - process incoming multicast tvlv container
+ * batadv_mcast_tvlv_ogm_handler() - process incoming multicast tvlv container
* @bat_priv: the bat priv with all the soft interface information
* @orig: the orig_node of the ogm
* @flags: flags indicating the tvlv state (see batadv_tvlv_handler_flags)
}
/**
- * batadv_mcast_init - initialize the multicast optimizations structures
+ * batadv_mcast_init() - initialize the multicast optimizations structures
* @bat_priv: the bat priv with all the soft interface information
*/
void batadv_mcast_init(struct batadv_priv *bat_priv)
#ifdef CONFIG_BATMAN_ADV_DEBUGFS
/**
- * batadv_mcast_flags_print_header - print own mcast flags to debugfs table
+ * batadv_mcast_flags_print_header() - print own mcast flags to debugfs table
* @bat_priv: the bat priv with all the soft interface information
* @seq: debugfs table seq_file struct
*
}
/**
- * batadv_mcast_flags_seq_print_text - print the mcast flags of other nodes
+ * batadv_mcast_flags_seq_print_text() - print the mcast flags of other nodes
* @seq: seq file to print on
* @offset: not used
*
#endif
/**
- * batadv_mcast_free - free the multicast optimizations structures
+ * batadv_mcast_free() - free the multicast optimizations structures
* @bat_priv: the bat priv with all the soft interface information
*/
void batadv_mcast_free(struct batadv_priv *bat_priv)
}
/**
- * batadv_mcast_purge_orig - reset originator global mcast state modifications
+ * batadv_mcast_purge_orig() - reset originator global mcast state modifications
* @orig: the originator which is going to get purged
*/
void batadv_mcast_purge_orig(struct batadv_orig_node *orig)